X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fruntime%2Fos.h;h=3d1e61c8c331e75919be0ee52b67f5d73b85a389;hb=b86f43bae31f775d834c724e21f0f573b968f695;hp=145f2e1f9c9bf4873c9e7ed0e272044534d30871;hpb=cf4cb9554515c59eddbde38d1cf236339c37f55f;p=sbcl.git

diff --git a/src/runtime/os.h b/src/runtime/os.h
index 145f2e1..3d1e61c 100644
--- a/src/runtime/os.h
+++ b/src/runtime/os.h
@@ -44,6 +44,8 @@
 #define OS_VM_PROT_ALL \
   (OS_VM_PROT_READ | OS_VM_PROT_WRITE | OS_VM_PROT_EXECUTE)
 
+#define OS_VM_PROT_NONE (!OS_VM_PROT_ALL)
+
 extern os_vm_size_t os_vm_page_size;
 
 /* Do anything we need to do when starting up the runtime environment